Heavy duty machine carriage



FIG. 1 is a top plan view of a heavy duty machine carriage showing ournew design.

FIG. 2 is a bottom plan view thereof on a reduced scale.

FIG. 3 is an elevational view thereof looking in the direction of line3--3 in FIG. 1;

FIG. 4 is an elevational view thereof looking in the direction of line4--4 in FIG. 1; and

FIG. 5 is an elevational view thereof looking in the direction of line5--5 in FIG. 1.

The ornamental design for a heavy duty machine carriage, as shown.